RiboseAdenosineReceptor, Adenosine A2AReceptor, Adenosine A1Adenosine DeaminaseReceptor, Adenosine A3Adenosine KinaseReceptor, Adenosine A2BReceptors, Adenosine A2Adenosine A2 Receptor AgonistsAdenosine A2 Receptor AntagonistsReceptors, Purinergic P1Adenosine A1 Receptor AntagonistsAdenosine A1 Receptor AgonistsRibosemonophosphatesPurinergic P1 Receptor AntagonistsAdenosine MonophosphateXanthinesPurinergic P1 Receptor AgonistsAdenosine-5'-(N-ethylcarboxamide)InosineTheophyllineReceptors, PurinergicAdenosine A3 Receptor AgonistsAdenosine A3 Receptor Antagonists2-ChloroadenosinePhenylisopropyladenosineKineticsCyclic AMPPhenethylaminesAdenine NucleotidesPentosephosphatesStructure-Activity RelationshipTubercidin5'-NucleotidaseNucleosidesAdenosine TriphosphatasesPurinesAdenineAdenosine Diphosphate RiboseDeoxyadenosinesDose-Response Relationship, DrugNucleotidesMolecular StructureMolecular Sequence DataNucleoside DeaminasesCoformycinGuanosinePentosesDipyridamoleNucleoside Diphosphate SugarsCyclic ADP-RiboseRibonucleosidesModels, MolecularTheobromineStereoisomerismSubstrate SpecificityPentostatinHypoxanthinesMagnetic Resonance SpectroscopyPurine NucleosidesAdenosine PhosphosulfatePhosphoribosyl PyrophosphateEscherichia coliTriazinesCells, CulturedThioinosinePurine-Nucleoside PhosphorylaseMolecular ConformationCalciumAmino Acid SequenceThionucleosidesHypoxanthineEnzyme InhibitorsRibose-Phosphate PyrophosphokinaseProtein BindingTime FactorsThionucleotidesNucleotidasesPhosphotransferasesBinding, CompetitiveVasodilator AgentsCell LineAffinity LabelsRabbitsPentose Phosphate PathwayPurinergic AntagonistsRats, Sprague-DawleyUridineMagnesiumBase SequenceNADAdenosine Diphosphate SugarsAminophyllineDinucleoside PhosphatesHydrogen-Ion ConcentrationEnzyme ActivationHydrolysisAdenylate CyclaseTriazoles